linux-kernel - [RFC 1/5] bcache: remove no longer needed add

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Message-Id: <20210715203025.2018218-2-mcgrof@kernel.org>
Date:   Thu, 15 Jul 2021 13:30:21 -0700
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     axboe@...nel.dk
Cc:     hare@...e.de, bvanassche@....org, ming.lei@...hat.com,
        hch@...radead.org, jack@...e.cz, osandov@...com,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        Luis Chamberlain <mcgrof@...nel.org>
Subject: [RFC 1/5] bcache: remove no longer needed add_disk() check

After the patch "block: add flag for add_disk() completion
notation" we no longer need to check the disk was added prior
to calling del_gendisk(), del_gendisk() now deals with the
check for us.

Signed-off-by: Luis Chamberlain <mcgrof@...nel.org>
---
 drivers/md/bcache/super.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 185246a0d855..70ee7a22b2a3 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -885,11 +885,7 @@ static void bcache_device_free(struct bcache_device *d)
 		bcache_device_detach(d);
 
 	if (disk) {
-		bool disk_added = (disk->flags & GENHD_FL_UP) != 0;
-
-		if (disk_added)
-			del_gendisk(disk);
-
+		del_gendisk(disk);
 		blk_cleanup_disk(disk);
 		ida_simple_remove(&bcache_device_idx,
 				  first_minor_to_idx(disk->first_minor));
-- 
2.27.0